* Code cleanup
* Fix FTN packet header writing
* Add CHRS support to FTN packet I/O
* Change to FNV-1a hash of ms since 2016-1-1 ("enigma epoc") + message ID for MSGID serial number and <packet>.pkt BSO export
* Only write some FTN kludges for EchoMail (vs NetMail)
* If config specifies, call message network modoule(s) .record() method @ persist (WIP)
Bryan Ashby